Begin with seriously gathering requirements. I expect you will soon discover the tail wagging you is more like that of an elephant than a mouse. Even the sample data model offered above is vastly over simplified for a workable reservation system. For example, it does not contain phone numbers or email addresses, it does not have a to show which rooms are booked, or, for that matter, even book a specific number of beds or bed sizes. And so forth....

SQL Command Tool comes with APEX under SQL Workshop. It helps us to make changes on the database directly using a graphical user interface. This helps us writing any SQL/ PLSQL queries and execute it on the database and we can create any database ob…

Many companies are looking to get out of the datacenter business and to services like Microsoft Azure to provide Infrastructure as a Service (IaaS) solutions for legacy client server workloads, rather than continuing to make capital investments in h…

Using examples as well as descriptions, step through each of the common simple join types, explaining differences in syntax, differences in expected outputs and showing how the queries run along with the actual outputs based upon a simple set of dem…

Polish reports in Access so they look terrific. Take yourself to another level. Equations, Back Color, Alternate Back Color. Write easy VBA Code. Tighten space to use less pages. Launch report from a menu, considering criteria only when it is filled…